Table 6: Previous studies undertaken to investigate the VAWT wake flow field.

 Authors Number of control volumes (106) Turbine diameter [m] λ Surface control volume first node height He, et al. [39] 10 1.03 1.4-2.5 y+ < 1 Marsh, et al. [35] 17.3 0.914 1.5-3.5 y+ < 1 Orlandi, et al. [14] 2.7 17 2-6 y+ < 5 Elkhoury, et al. [24] 15.371 0.8 0.25-1.5 y+ < 1 Alaimo, et al. [18] 10.96 1.98 0.4-1.8 y+ < 10 Subramanian, et al. [20] 3.67 2.7 1-3 y+ < 1 Zamani, et al. [21] 12.519 2.5 0.6-1.8 y+ < 1 Wang, et al. [22] 4.9 1 0.5-3.5 y+ < 50 Joo, et al. [40] 1.7 2 1-5.5 y+ < 30